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Physics, 20.11.2020 14:00 naomicervero
1. A person weighs 155 lbs and is walking 3.1 miles per hour. How much kinetic energy does the person have? (Keep in mind, 1 kg is 2.2 lb, and 1 m/s is 2.24 mi/h.)2. What is the kinetic energy of a 5 g bullet travelling 400 m/s? 3. Is it possible to have a negative KE? Why or why not?
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